Base | Representation |
---|---|
bin | 10011101011011… |
… | …00000101001010 |
3 | 102111121101021111 |
4 | 21311230011022 |
5 | 314224203010 |
6 | 24214000534 |
7 | 4043031052 |
oct | 1165540512 |
9 | 374541244 |
10 | 165069130 |
11 | 851a4976 |
12 | 4734614a |
13 | 28276b55 |
14 | 17ccc562 |
15 | e75958a |
hex | 9d6c14a |
165069130 has 16 divisors (see below), whose sum is σ = 297453384. Its totient is φ = 65954560.
The previous prime is 165069119. The next prime is 165069181. The reversal of 165069130 is 31960561.
It can be written as a sum of positive squares in 4 ways, for example, as 109223401 + 55845729 = 10451^2 + 7473^2 .
It is a junction number, because it is equal to n+sod(n) for n = 165069092 and 165069101.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 870 + ... + 18190.
Almost surely, 2165069130 is an apocalyptic number.
165069130 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
165069130 is a deficient number, since it is larger than the sum of its proper divisors (132384254).
165069130 is a wasteful number, since it uses less digits than its factorization.
165069130 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 18281.
The product of its (nonzero) digits is 4860, while the sum is 31.
The square root of 165069130 is about 12847.9231784752. The cubic root of 165069130 is about 548.5572434728.
The spelling of 165069130 in words is "one hundred sixty-five million, sixty-nine thousand, one hundred thirty".
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